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Shure KSM9 Wireless SystemOLD

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KSM9 microphones capture vocal subtlety with extraordinary detail to deliver clear articulation, functional flexibility and precise vocal reproduction for live performance. KSM9 microphones offer exce... Click To Read More About This Product

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KSM9 microphones capture vocal subtlety with extraordinary detail to deliver clear articulation, functional flexibility and precise vocal reproduction for live performance. KSM9 microphones offer exceptional consistency across all frequencies, providing more gain before feedback, and minimizing proximity effect. With wired and wireless options and a choice of champagne and charcoal grey finishes, KSM9 offers the best combination for every performance. Shure UHF-R Wireless Systems feature KSM9 as the premier choice in handheld vocal microphones. KSM9 microphones are built to Shure's exacting endurance standards, renowned worldwide and proven night after night, center stage.

UHF-R handheld transmitters boast a rugged, lightweight construction and an antenna design which advances RF transmission reliability. The UR2 is offered with SM58®, SM86, SM87A, Beta 58A®, Beta 87A„¢, Beta 87C„¢, and KSM9.

The UR4S and UR4D receivers provide single and dual-channel options for Shure's premium wireless. The latest technologies provide advanced control and robust flexibility for a wide range of professional uses.

Consumer Alert:

Most users do not need a license to operate this wireless microphone system. Nevertheless, operating this microphone system without a license is subject to certain restrictions: the system may not cause harmful interference; it must operate at a low power level (not in excess of 50 milliwatts); and it has no protection from interference received from any other device. Purchasers should also be aware that the FCC is currently evaluating use of wireless microphone systems, and these rules are subject to change. For more information, call the FCC at 1-888-CALL-FCC (TTY: 1-888-TELL-FCC) or visit the FCCs wireless microphone website at:


Dual gold layered, low-mass Mylar® diaphragm design
Switchable polar patterns (supercardioid and cardioid)
Advanced suspension shock mount
Premium electronic components including Class A transformerless preamplifier circuitry
Gold-plated internal and external connectors, including XLR Output Durable aluminum housing
Champagne or charcoal grey finish
Full-range frequency response (50Hz to 20kHz)
Aluminum carrying case

R4S and UR4D Wireless Receivers

Two Single-rack Space Versions:
UR4S Single Channel
UR4D Dual Channel
2400 Selectable Frequencies Across 60 MHz Bandwidth
Track Tuning Filtering Technology
Up to 60 Preset Compatible Systems/Band (140 w/Multiple Bands, Region Dependent)
Networked Automatic Frequency Selection
Automatic Transmitter Setup (including Custom Group Upload)
Flash Memory to Store Six 60-channel Custom Frequency Groups
Shure's Patented Audio Reference Companding
Multi-function Bit-mapped Backlit LCD
Built-in USB & Ethernet Network Compatibility
Shure's Wireless Workbench Control/Monitoring Software
Remoteable Antennas
Shure's Microprocessor-controlled Diversity

Cartridge Type
Condenser (Electret Biased)
Frequency Response
50 to 20,000 Hz
Output Impedance
150 ohms (actual)
Phantom Power
48 Vdc +/- 4 Vdc (IEC-268-15/DIN 45 596), positive pins 2 and 3
Current Drain
5.2 mA typical at 48 Vdc
Common Mode Rejection
>60 dB, 50 Hz to 20 kHz
Positive pressure on front diaphragm produces positive voltage on output pin 2 relative to pin 3
Directional Polar Patterns
Sensitivity (typical; at 1000 Hz; 1 Pa = 94 dB SPL)
-51 dBV/Pa
Self-noise (typical, equivalent SPL; A-weighted, IEC 651)
22 dB
Maximum SPL @ 1000 Hz
2500 ohm load: 152 dB
1000 ohm load: 152 dB
Output Clipping Level*
2500 ohm load: 6.7 dBV
1000 ohm load: 6.0 dBV
Dynamic Range
2500 ohm load: 130 dB
1000 ohm load: 130 dB
Signal to Noise ratio**
72 dB
Dimensions and Weight
49 mm (1 15/16 in.) maximum body diameter, 191 mm (7.5 in.) long; 300 grams (10.6 oz).

*100 Hz to 20 kHz;THD < 1%.
**S/N ratio is difference between 94 dB SPL and equivalent SPL of self-noise A-weighted
UR2 Handheld Transmitter

RF Carrier Frequency Range: 518 ” 865 MHz*
RF Output Power: 10 or 10/50 mW switchable*
Gain Adjustment Range: 30 dB
Battery Life: > 8 hours (10 mW setting)
Pro Coverage
Manufacturer's Warranty
One year warranty on wireless mics, mixers, and circuitry products.
2 year warranty on wired mics.
Warranty terms vary. Check with manufacturer for specific product warranty.

Customer Reviews

Review Snapshot

by PowerReviews

(based on 1 review)

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(7 of 10 customers found this review helpful)


Top of the Line

By Shure user

from San Jose, CA

This wireless system has to be the best I have ever had a chance to use. The sound is clearly amazing and the reception is flawless. Those who use this wireless system will speak with authority knowing they can have utmost trust and reliability.

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